Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WH7USA callsign genealogy
Currently held by Imwalle, David
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by WH7USA's current licensee, walking backwards.
- Imwalle, DavidHIgranted 2025-02-25cancelled 2025-03-21
Successor callsigns
Callsigns held now by people who previously held WH7USA.
- GODLEWSKI, ROBERT TPAgranted 2019-07-19
All historical holders
Every license row we've seen with the callsign WH7USA, oldest first.
- GODLEWSKI, ROBERT T PA2012-02-24 → cancelled 2019-07-19
- Imwalle, David HI2025-03-21 active